A-A+
A．Invest into a mutual fundB．Use the discount
问题详情
A．Invest into a mutual fund
B．Use the discount tickets
C．Quit his eating-out habit
D．Use only paper bills and save coins
参考答案
正确答案：A
解析：这一题比较简单，只要听清“Beforeyoupaythemonthlybills，send$25toamutualfund.”就可以得出答案。
